The smartphone WIFI controller can be used for Android and iOS system. The controller is 8 channel relay output. We use it to wireless remote control some equipment in caravan, such as light, motor, solenoid valve and sound. <br />PS:You should download our APP on your iphone or Android phone. <br />Model: 0022001(WF-8-1R) <br />Online shop: http://www.carymart.com <br />Email: katherinexjy@gmail.com <br />Skype: gysyxjy <br />Facebook: https://www.facebook.com/CaryMart-284396935008403/ <br />Twitter: https://twitter.com/CaryMart305
